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Official data from INPI

COMPOSICAO DE ORGANO-SILANO E PROCESSO PARA PREPARAR UM ORGANO-SILANO

ArquivadaInvention Patent

Application data

Number

PI8108286

Type

Invention Patent

Filing

12/22/1980

Publication

10/05/1982

Progress at the INPI

  1. Filing12/22/80
  2. Publication10/05/82
  3. Abandoned12/04/84
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/24/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NAT DISTILLERS CHEM CORP [US]

Inventors

B. A. (pessoa física)

B. H. (pessoa física)

M. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/24/1985

RPI 792

Exigência - art. 36 da LPI

#6.1

07/02/1985

RPI 767

Solicitação de exame técnico

#4.1

12/04/1984

RPI 737

Publicação do pedido de patente

#3.1

10/05/1982

RPI 624

Pedido de patente depositado

#2.1

02/16/1982

RPI 591

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